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2026-04-18 - 09:36
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Data to construct the above plot have been generated using the RT test utility cyclictest.
Unexpectedly long latencies may be caused by SMIs
Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: ondemand
Compare latency of primary with shadow system
Characteristics of the 100 highest latencies:
System rack5slot4.osadl.org (updated Sat Apr 18, 2026 00:44:03)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
119982128119,6sleep10-21swapper/119:09:081
118542121111,7sleep20-21swapper/219:07:162
118102114104,7sleep30-21swapper/319:06:403
11817211135,8sleep00-21swapper/019:06:450
119262640,0sleep20-21swapper/222:00:122
91812550,0sleep00-21swapper/021:55:170
277562530,0sleep00-21swapper/023:40:170
12242993415,17cyclictest0-21swapper/221:30:112
1224299281,26cyclictest0-21swapper/220:38:242
1224299280,26cyclictest5256-21munin-run21:54:592
1224099280,27cyclictest0-21swapper/123:27:551
1224099280,27cyclictest0-21swapper/123:16:491
1224099280,27cyclictest0-21swapper/120:56:501
1224099280,27cyclictest0-21swapper/100:37:461
12240992724,3cyclictest0-21swapper/121:00:421
1224099270,26cyclictest0-21swapper/123:10:491
1224099270,26cyclictest0-21swapper/123:06:451
1224099270,26cyclictest0-21swapper/122:50:191
1224099270,26cyclictest0-21swapper/122:07:391
1224099270,26cyclictest0-21swapper/120:46:501
1224099270,26cyclictest0-21swapper/120:36:211
1224099270,26cyclictest0-21swapper/120:23:121
1224099270,26cyclictest0-21swapper/120:18:441
1224099270,26cyclictest0-21swapper/119:21:551
1224099270,26cyclictest0-21swapper/119:18:071
1224099270,26cyclictest0-21swapper/100:14:191
1224299261,24cyclictest0-21swapper/219:19:202
12240992622,3cyclictest0-21swapper/122:47:011
12240992618,7cyclictest0-21swapper/119:13:281
1224099260,25cyclictest0-21swapper/123:57:311
1224099260,25cyclictest0-21swapper/123:39:461
1224099260,25cyclictest0-21swapper/123:31:491
1224099260,25cyclictest0-21swapper/122:17:441
1224099260,25cyclictest0-21swapper/121:33:421
1224099260,25cyclictest0-21swapper/121:17:421
1224099260,25cyclictest0-21swapper/121:13:021
1224099260,25cyclictest0-21swapper/120:40:051
1224099260,25cyclictest0-21swapper/119:38:501
1224099260,25cyclictest0-21swapper/100:20:011
1223599260,25cyclictest0-21swapper/023:05:170
12242992523,2cyclictest0-21swapper/220:31:382
1224299250,24cyclictest0-21swapper/220:04:462
12240992523,2cyclictest0-21swapper/119:55:491
12240992523,2cyclictest0-21swapper/100:15:011
12242992422,2cyclictest0-21swapper/221:56:212
1224299240,23cyclictest0-21swapper/222:39:062
12240992422,2cyclictest0-21swapper/122:56:581
12240992422,2cyclictest0-21swapper/121:24:261
12240992422,2cyclictest0-21swapper/120:07:341
12240992417,7cyclictest0-21swapper/119:42:341
181882230,0sleep00-21swapper/021:35:180
12242992321,1cyclictest23642-21idleruntime-cro00:35:002
12242992315,7cyclictest0-21swapper/200:12:072
1224299231,3cyclictest0-21swapper/219:57:222
1224299230,17cyclictest0-21swapper/219:11:232
12240992321,2cyclictest0-21swapper/121:46:351
12240992321,2cyclictest0-21swapper/121:38:081
12240992321,2cyclictest0-21swapper/120:50:511
12240992321,2cyclictest0-21swapper/119:31:011
1224099230,22cyclictest0-21swapper/122:24:151
12242992218,2cyclictest25243-21idleruntime-cro21:14:592
1224299221,20cyclictest0-21swapper/220:28:392
1224299220,21cyclictest0-21swapper/222:52:342
1224299220,21cyclictest0-21swapper/221:25:082
1224299220,16cyclictest0-21swapper/200:03:132
1224099227,9cyclictest0-21swapper/123:40:201
12240992219,2cyclictest749-21snmpd00:33:521
12240992218,2cyclictest749-21snmpd22:44:591
1224099220,21cyclictest0-21swapper/122:35:031
1224299217,9cyclictest0-21swapper/219:50:112
12242992117,2cyclictest19283-21sadc23:05:002
12242992113,7cyclictest0-21swapper/222:10:252
1224299210,20cyclictest0-21swapper/221:21:452
1224299210,20cyclictest0-21swapper/220:42:362
1224299210,20cyclictest0-21swapper/219:33:552
1224299210,20cyclictest0-21swapper/219:26:322
1224099219,7cyclictest0-21swapper/121:05:201
12240992119,2cyclictest0-21swapper/119:50:381
12240992117,3cyclictest0-21swapper/123:00:281
1224099210,2cyclictest0-21swapper/122:25:321
1224099210,21cyclictest0-21swapper/122:10:031
1224099210,20cyclictest0-21swapper/123:50:251
1224099210,20cyclictest0-21swapper/122:32:121
1224099210,20cyclictest0-21swapper/121:52:391
1224099210,20cyclictest0-21swapper/121:40:241
1224099210,20cyclictest0-21swapper/121:27:111
1224099210,20cyclictest0-21swapper/119:27:251
1224099210,20cyclictest0-21swapper/100:29:341
12235992119,1cyclictest749-21snmpd23:31:390
1223599210,20cyclictest0-21swapper/020:19:200
1223599210,20cyclictest0-21swapper/019:30:160
1223599210,19cyclictest6811-21awk22:25:000
1224299202,17cyclictest0-21swapper/222:46:072
12242992018,1cyclictest749-21snmpd21:35:562
12242992018,1cyclictest749-21snmpd21:09:212
12242992018,1cyclictest749-21snmpd20:50:422
12242992018,1cyclictest749-21snmpd20:05:262
12242992016,3cyclictest0-21swapper/222:55:112
1224299200,2cyclictest0-21swapper/219:24:042
1224299200,19cyclictest0-21swapper/223:15:192
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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